McElroy A227001, Instruction Sheet

Page: 1 / 6

Instruction Sheet:
43800101 1
2"- 4" Heater Rebuild Kits
A227001, A227002, A438001, A438002
06/16/21 REV. C
Overview
This instruction sheet describes the steps necessary to rebuild the heating and control system of 2" – 4"
heaters. It will convert them from a thermoswitch to electronic controls located inside the handle with a knob
for setting the temperature and a heating indicator light.
This instruction sheet covers 4 kits (2" & 4" and 120 Volts & 240 Volts) for rebuilding the following 8 different
heaters.
Old New
214901 214905 2mlmc Sidewall & Socket 100-120V Htr Assy
214902 214906 2mlmc Sidewall & Socket 200-240V Htr Assy
215501 215505 2mlmc Bp 100-120V, 50/60 Htr Assy
215502 215506 2mlmc Bp 200-240V, 50/60 Htr Assy
424308 424315 14mlmc Sidewall & Socket 100-120V htr Assy
424309 424316 14mlmc Sidewall & Socket 200-240V htr Assy
424304 424317 14pb Bp 100-120V, 50/60 Htr Assy
424305 424318 14pb Bp 200-240V, 50/60 Htr Assy
Heater Conversion Kits:
Contents of A227001 2" Heater Handle/Controller Rebuild Kit, 120V
Qty Item
Description
1 214701 Mlmc Htr Cover Plate Gasket
1 8163114 Model 215505 Part No Label
1 8163112 Model 214905 Part No Label
1 MAH00036 #6-32ncx3/8lg self tapping screw
2 MAH00055 1/4-20nc X 1"Lg SHCS SS
1 227001 2" Heater Handle/Controller
Rebuild Assembly, 120V
1 43800101 Instruction Sheet (this paper)
1 MJL00057 # 7 (.201) Drill bit
Contents of A227002 2" Heater Handle/Controller Rebuild Kit, 240V
Qty Item Description
1 214701 Mlmc Htr Cover Plate Gasket
1 8163107 Model 215506 Part No Label
1 8163113 Model 214906 Part No Label
1 MAH00036 #6-32ncx3/8lg self tapping screw
2 MAH00055 1/4-20nc X 1"Lg SHCS SS
1 227002 2" Heater Handle/Controller
Rebuild Assembly, 240V
1 43800101 Instruction Sheet (this paper)
1 MJL00057 # 7 (.201) Drill bit
PH02751-12-04
PH02751-12-04
PH02749-12-04